Local Calling Guide
Area code/prefix search
NPA: 815
[Rate centres in NPA 815]
[Dial plan for NPA 815]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 815-768
| 7 |
Joliet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2005-07-17 |
|
| 815-768
| 8 |
Joliet |
IL |
JOLTILJODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-768
| 9 |
Joliet |
IL |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2005-07-17 |
|
| 815-769
| A |
Seneca |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 815-769
| 0 |
Seneca |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-05-25 |
|
| 815-769
| 1 |
Seneca |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2014-09-13 |
|
| 815-769
| 2 |
Seneca |
IL |
|
145J TERRA NOVA TELECOM INC. |
358 |
|
2022-10-07 |
|
| 815-769
| 3 |
Seneca |
IL |
CHCGILWUX6X |
460K FIRST COMMUNICATIONS, LLC |
358 |
|
2003-07-07 |
|
| 815-769
| 5 |
Seneca |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2011-03-26 |
|
| 815-769
| 6 |
Seneca |
IL |
CHCGILCLXOX |
516C AT&T CORP. |
358 |
|
2011-10-28 |
|
| 815-769
| 8 |
Seneca |
IL |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2014-02-25 |
|
| 815-770
| A |
Harvard |
IL |
ALTSIL011MD |
792K CHARTER IP ENABLED SERVICES, LLC |
358 |
|
2025-01-21 |
|
| 815-770
| 0 |
Harvard |
IL |
ALTSIL011MD |
792K CHARTER IP ENABLED SERVICES, LLC |
358 |
|
2006-04-07 |
|
| 815-770
| 2 |
Harvard |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-10-03 |
|
| 815-770
| 3 |
Harvard |
IL |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2010-10-03 |
|
| 815-770
| 4 |
Harvard |
IL |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2012-02-01 |
|
| 815-770
| 5 |
Harvard |
IL |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-07-11 |
|
| 815-770
| 6 |
Harvard |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2016-03-28 |
|
| 815-770
| 7 |
Harvard |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-09-29 |
|
| 815-770
| 8 |
Harvard |
IL |
CHCGILDTKMD |
5447 ACCESS ONE, INC. - IL |
358 |
|
2006-08-06 |
|
| 815-770
| 9 |
Harvard |
IL |
ALTSIL011MD |
792K CHARTER IP ENABLED SERVICES, LLC |
358 |
|
2014-07-27 |
|
| 815-771
| A |
Ashkum |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
| 815-771
| 0 |
Ashkum |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-11-13 |
|
| 815-771
| 1 |
Ashkum |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-04-01 |
|
| 815-771
| 3 |
Ashkum |
IL |
CHCGILACGT0 |
8702 RCN TELECOM SERVICES OF ILLINIOS, INC. - IL |
358 |
|
|
|
| 815-771
| 4 |
Ashkum |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 815-771
| 5 |
Ashkum |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-05-23 |
|
| 815-771
| 6 |
Ashkum |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-05-23 |
|
| 815-771
| 7 |
Ashkum |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-08-24 |
|
| 815-771
| 8 |
Ashkum |
IL |
CHCGIL24NMD |
495J STRATUS NETWORKS |
358 |
|
2020-09-17 |
|
| 815-771
| 9 |
Ashkum |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-11-13 |
|
| 815-772
| A |
Morrison |
IL |
MRSNILXADS0 |
1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL |
364 |
|
|
|
| 815-773
| A |
Joliet West |
IL |
JOLTILJWDS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-774
| A |
Joliet |
IL |
JOLTILJODS1 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 815-775
| A |
Woodstock |
IL |
LBRDILGOAMD |
6630 USA MOBILITY WIRELESS, INC. |
358 |
|
|
|
| 815-776
| A |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-776
| 0 |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-776
| 1 |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-776
| 4 |
Galena |
IL |
DVNPIA80XPX |
6529 T-MOBILE USA, INC. |
634 |
|
2021-06-11 |
|
| 815-776
| 5 |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-776
| 6 |
Galena |
IL |
DVNPIA80XPX |
6529 T-MOBILE USA, INC. |
634 |
|
2021-06-11 |
|
| 815-776
| 7 |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-776
| 8 |
Galena |
IL |
DVNPIA80XPX |
6529 T-MOBILE USA, INC. |
634 |
|
2021-06-11 |
|
| 815-776
| 9 |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-777
| A |
Galena |
IL |
GALNILGADS1 |
9329 ILLINOIS BELL TEL CO |
634 |
|
|
|
| 815-778
| A |
Lyndon |
IL |
LYNDILXADS0 |
1183 CITIZENS TELECOM CO ILLINOIS-FRONTIER CITIZENS -IL |
364 |
|
|
|
| 815-779
| A |
Plainfield |
IL |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2024-03-24 |
|
| 815-779
| 0 |
Plainfield |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-04-11 |
|
| 815-779
| 1 |
Plainfield |
IL |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2024-04-28 |
|
| 815-779
| 2 |
Plainfield |
IL |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-04-26 |
|
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Last updated: Thu, 05 Feb 2026 23:41:55 UTC
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